| // Copyright (c) 2015, the Dart project authors. Please see the AUTHORS file |
| // for details. All rights reserved. Use of this source code is governed by a |
| // BSD-style license that can be found in the LICENSE file. |
| |
| // Test that when a deferred import fails to load, it is possible to retry. |
| |
| import "deferred_fail_and_retry_lib.dart" deferred as lib; |
| import "package:expect/expect.dart"; |
| import "package:async_helper/async_helper.dart"; |
| import "dart:js" as js; |
| |
| main() { |
| // We patch document.body.appendChild to change the script src on first |
| // invocation. |
| js.context.callMethod("eval", [ |
| """ |
| if (self.document) { |
| oldAppendChild = document.body.appendChild; |
| document.body.appendChild = function(element) { |
| element.src = "non_existing.js"; |
| document.body.appendChild = oldAppendChild; |
| document.body.appendChild(element); |
| } |
| } |
| if (self.load) { |
| oldLoad = load; |
| load = function(uri) { |
| load = oldLoad; |
| load("non_existing.js"); |
| } |
| } |
| """ |
| ]); |
| |
| asyncStart(); |
| lib.loadLibrary().then((_) { |
| Expect.fail("Library should not have loaded"); |
| }, onError: (error) { |
| lib.loadLibrary().then((_) { |
| Expect.equals("loaded", lib.foo()); |
| }, onError: (error) { |
| Expect.fail("Library should have loaded this time"); |
| }).whenComplete(() { |
| asyncEnd(); |
| }); |
| }); |
| } |